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EVA Suit Microbial Leakage Investigation

Completed TRL 5 (started at 3, targeting 5)

Description

NASA has a strategic knowledge gap (B5-3) regarding what life signatures leak/vent from our Extravehicular Activity (EVA) systems; this potentially impacts how we will search for evidence of life at exploration destinations. Funding will be used to fabricate and sterilize test consumables (swab tips), prepare Test Readiness Review products (such as materials compatibility and hazard assessments), certify the EVA Swab Tool, participate in test opportunities as they arise, and perform analysis on collected swabs.

Benefits

Suit test data will help advanced suit designers develop strategies for planetary protection compliance - for example, do fabric gauntlets over the wrist joints prevent leaked microbes from migrating? Do neck dams help keep respirated microbes from migrating to one of the leakier joints? By using fully suited crew to collect microbial samples, these tests also provide an opportunity to practice the operational procedures needed to sample crewed equipment on Mars and assess what we may be leaking out - or what kinds of contaminants Mars may be depositing on our hardware.

Details

ProgramCenter Innovation Fund: JSC CIF (JSC CIF)
Lead organizationJohnson Space Center, Houston, TX
Start date2015-10-01
End date2016-09-30

Project contacts

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How to get involved

This is early/mid-stage (TRL 5) — the most realistic path in is NASA SBIR/STTR, which funds small businesses and research institutions to develop technology aligned with NASA's needs (equity-free, phased funding). Check whether a current SBIR/STTR solicitation topic overlaps with this project's technology area, or contact the project directly (above) to ask.

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